COQ7_NITEC
ID COQ7_NITEC Reviewed; 208 AA.
AC Q0AIU7;
DT 10-JUN-2008, integrated into UniProtKB/Swiss-Prot.
DT 17-OCT-2006, sequence version 1.
DT 03-AUG-2022, entry version 90.
DE RecName: Full=3-demethoxyubiquinol 3-hydroxylase {ECO:0000255|HAMAP-Rule:MF_01658};
DE Short=DMQ hydroxylase {ECO:0000255|HAMAP-Rule:MF_01658};
DE EC=1.14.99.60 {ECO:0000255|HAMAP-Rule:MF_01658};
DE AltName: Full=2-nonaprenyl-3-methyl-6-methoxy-1,4-benzoquinol hydroxylase {ECO:0000255|HAMAP-Rule:MF_01658};
GN Name=coq7 {ECO:0000255|HAMAP-Rule:MF_01658}; OrderedLocusNames=Neut_0447;
OS Nitrosomonas eutropha (strain DSM 101675 / C91 / Nm57).
OC Bacteria; Proteobacteria; Betaproteobacteria; Nitrosomonadales;
OC Nitrosomonadaceae; Nitrosomonas.
OX NCBI_TaxID=335283;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 101675 / C91 / Nm57;
RX PubMed=17991028; DOI=10.1111/j.1462-2920.2007.01409.x;
RA Stein L.Y., Arp D.J., Berube P.M., Chain P.S., Hauser L., Jetten M.S.,
RA Klotz M.G., Larimer F.W., Norton J.M., Op den Camp H.J.M., Shin M., Wei X.;
RT "Whole-genome analysis of the ammonia-oxidizing bacterium, Nitrosomonas
RT eutropha C91: implications for niche adaptation.";
RL Environ. Microbiol. 9:2993-3007(2007).
CC -!- FUNCTION: Catalyzes the hydroxylation of 2-nonaprenyl-3-methyl-6-
CC methoxy-1,4-benzoquinol during ubiquinone biosynthesis.
CC {ECO:0000255|HAMAP-Rule:MF_01658}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 6-methoxy-3-methyl-2-all-trans-polyprenyl-1,4-benzoquinol +
CC AH2 + O2 = A + a 3-demethylubiquinol + H2O; Xref=Rhea:RHEA:50908,
CC Rhea:RHEA-COMP:10859, Rhea:RHEA-COMP:10914, ChEBI:CHEBI:13193,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15379, ChEBI:CHEBI:17499,
CC ChEBI:CHEBI:84167, ChEBI:CHEBI:84422; EC=1.14.99.60;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01658};
CC -!- COFACTOR:
CC Name=Fe cation; Xref=ChEBI:CHEBI:24875;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01658};
CC Note=Binds 2 iron ions per subunit. {ECO:0000255|HAMAP-Rule:MF_01658};
CC -!- PATHWAY: Cofactor biosynthesis; ubiquinone biosynthesis.
CC {ECO:0000255|HAMAP-Rule:MF_01658}.
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000255|HAMAP-Rule:MF_01658};
CC Peripheral membrane protein {ECO:0000255|HAMAP-Rule:MF_01658}.
CC -!- SIMILARITY: Belongs to the COQ7 family. {ECO:0000255|HAMAP-
CC Rule:MF_01658}.
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DR EMBL; CP000450; ABI58724.1; -; Genomic_DNA.
DR RefSeq; WP_011633566.1; NC_008344.1.
DR AlphaFoldDB; Q0AIU7; -.
DR SMR; Q0AIU7; -.
DR STRING; 335283.Neut_0447; -.
DR EnsemblBacteria; ABI58724; ABI58724; Neut_0447.
DR KEGG; net:Neut_0447; -.
DR eggNOG; COG2941; Bacteria.
DR HOGENOM; CLU_088601_0_0_4; -.
DR OMA; NPLWYGG; -.
DR OrthoDB; 1382712at2; -.
DR UniPathway; UPA00232; -.
DR Proteomes; UP000001966; Chromosome.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0008682; F:3-demethoxyubiquinol 3-hydroxylase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0006744; P:ubiquinone biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd01042; DMQH; 1.
DR Gene3D; 1.20.1260.10; -; 1.
DR HAMAP; MF_01658; COQ7; 1.
DR InterPro; IPR012347; Ferritin-like.
DR InterPro; IPR009078; Ferritin-like_SF.
DR InterPro; IPR011566; Ubq_synth_Coq7.
DR PANTHER; PTHR11237; PTHR11237; 1.
DR Pfam; PF03232; COQ7; 1.
DR SUPFAM; SSF47240; SSF47240; 1.
PE 3: Inferred from homology;
KW Cell membrane; Iron; Membrane; Metal-binding; Monooxygenase;
KW Oxidoreductase; Ubiquinone biosynthesis.
FT CHAIN 1..208
FT /note="3-demethoxyubiquinol 3-hydroxylase"
FT /id="PRO_0000338702"
FT BINDING 57
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 87
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 87
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 90
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 139
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 171
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 171
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 174
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
SQ SEQUENCE 208 AA; 22946 MW; B05B16D0072EB8F2 CRC64;
MLNVDKLIIG FDNALRTLLA PAATLRPIPG KDLPENELSK IEKRESAALM RINHVGEVCA
QALYQGQALT ARNEQVRQAL DQAAREETEH LAWTERRIAE LGGHKSFLNP LWYGGSFALG
LVAGVLGDKW NLGFLAETER QVEAHLADHL QRLPHQDVRS RAIVSQMKVD EACHATMAVS
YGGGPLPVPI KAVMKFSSGI MTRTAYWV
